Knowledge Resource Center for Ecological Environment in Arid Area
项目编号 | 51378412 |
多场耦合条件下的莫高窟洞窟热湿环境调控理论与技术研究 | |
闫增峰 | |
主持机构 | 西安建筑科技大学 |
开始日期 | 2014 |
结束日期 | 2017 |
资助经费 | 800000(CNY) |
项目类别 | 面上项目 |
资助机构 | CN-NSFC(国家自然科学基金) |
语种 | 中文 |
国家 | 中国 |
英文简介 | In order to avoid the phenomenon of the murals in Dunhuang Mogao Grottoes falling off, a relatively stable thermal, humidity and soluble salt environment should be required. The phenomenon is caused by repeated dissolution and crystallization of the soluble salt by humidity effect in the support layer and plaster layer of the murals. The existing research on the mural protection technology is only in two main respective aspects: blocking water and desalinating water. But the migration of water and salt in Mogao Grottoes would be affected by multi-fields coupling interaction, just like thermal, humidity and pressure from indoor and outdoor, thermal, humidity, pressure, and soluble salt concentration in the wall body, etc. Firstly, based on previous data and research result in this project, mechanical air supply pressure dehumidification system for the grottoes will be installed. Next, the layout of thermal, humidity and salt environment from the pigment layer and the support layer in the grottoes murals will be simulated and measured in the project. And then, the suitable theory of controlling thermal and humidity environment and the strategy of adjusting and controlling atmospheric pressure in the grottoes will be proposed. All of these steps will solute the efflorescence problem radically and protect the murals. This research will promote the protection technology of Mogao Grottoes murals. The suitable controlling technology of thermal and humidity in grottoes will have important scientific function and can be used in real projects. |
中文关键词 | 莫高窟 ; 多场耦合 ; 热湿环境 ; 调控技术 |
来源机构 | 西安建筑科技大学 |
资源类型 | 项目 |
条目标识符 | http://119.78.100.177/qdio/handle/2XILL650/345609 |
推荐引用方式 GB/T 7714 | 闫增峰.多场耦合条件下的莫高窟洞窟热湿环境调控理论与技术研究.2014. |
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